{"Name":"Trisomy 18","DiseaseID__c":"GARD:0006321","id":6321,"encodedName":"trisomy-18","IsDeleted":false,"Disease_Name_Full__c":"Trisomy 18","Xref_IDs__c":"423022390; 51500006; C4317091; C580500; DOID:1085; MEDGEN:1384417; MONDO:0018071; ORPHA:3380","USA_Estimate__c":"200,000","No_of_Specialist_Tagsa__c":6,"No_of_ClinGen_records__c":0,"No_of_GeneReviews__c":0,"No_of_HHS_records__c":2,"World_Estimate__c":"800,000 to 5,000,000","No_of_HRSA_records__c":0,"Evidence_Based_Score__c":2,"No_of_Disease_Descriptions__c":3,"Disease_Characteristics_Score__c":7,"No_of_Age_at_Onset__c":2,"Description_Source__c":"MONDO:0018071","Disease_Description__c":"Trisomy 18 is a chromosomal abnormality associated with the presence of an extra chromosome 18 and characterized by growth delay, dolichocephaly, a characteristic facies, limb anomalies and visceral malformations.","GARD_Name__c":"Trisomy 18","GARD_Synonym__c":"chromosome 18 duplication; complete trisomy 18 syndrome; e3 trisomy; edwards syndrome; trisomy type 18","Curated_Disease_Description_Source__c":"GARD:0006321","Curated_Disease_Description__c":"Trisomy 18 is a chromosome disorder characterized by having 3 copies of chromosome 18 instead of the usual 2 copies. Signs and symptoms include severe intellectual disability; low birth weight; a small, abnormally shaped head; a small jaw and mouth; clenched fists with overlapping fingers; congenital heart defects; and various abnormalities of other organs. Most cases are not inherited and occur sporadically (by chance).","Curated_USA_Estimate_Source__c":null,"Curated_USA_Estimate__c":"200,000","Age_at_Onset_Snippet_Text__c":"during Pregnancy and as a Newborn","SourceID__c":"ORPHA:3380","Deprecated__c":"No","Disease_Concept_Type__c":"Rare Disease Grouping","MONDO_ID__c":"MONDO:0018071","ORPHANET_ID__c":"ORPHA:3380","Replaced_By_ID__c":null,"Display_Spanish_Disease_Name__c":"Síndrome de trisomía 18","Spanish_Description_Source__c":"ORPHA:3380","Spanish_Description__c":"La trisomía 18 es una anomalía cromosómica asociada con la presencia de un cromosoma 18 adicional y caracterizada por retraso del crecimiento, dolicocefalia, facies característica, anomalías en las extremidades y malformaciones viscerales.","Spanish_Disease_Name__c":"síndrome de trisomía 18","Spanish_GARD_Synonym__c":"duplicación del cromosoma 18; síndrome de edwards","Category_Linearization__c":"ORPHA:93890","icd10_id__c":null,"mesh_id__c":null,"omim_id__c":null,"snomed_id__c":null,"umls_id__c":null,"GARD_Disease__c":[{"Curated_Disease_Description__c":"Trisomy 18 is a chromosome disorder characterized by having 3 copies of chromosome 18 instead of the usual 2 copies. Signs and symptoms include severe intellectual disability; low birth weight; a small, abnormally shaped head; a small jaw and mouth; clenched fists with overlapping fingers; congenital heart defects; and various abnormalities of other organs. Most cases are not inherited and occur sporadically (by chance).","Curated_Disease_Description_Source__c":"GARD:0006321","GARD_Synonym__c":"chromosome 18 duplication; complete trisomy 18 syndrome; e3 trisomy; edwards syndrome; trisomy type 18","Name":"Trisomy 18","Curated_USA_Estimate__c":"200,000","estimateUsa":"200,000"}],"Organization_Supported_Diseases__c":[{"Account_Name__c":"The Tracking Rare Incidence Syndromes Project","Website__c":"https://tris.siu.edu/"},{"Account_Name__c":"Chromosome 18 Registry & Research Society","Website__c":"https://www.chromosome18.org/"},{"Account_Name__c":"Pull-thru Network","Website__c":"https://www.pullthrunetwork.org/"},{"Account_Name__c":"Chromosome Disorder Outreach","Website__c":"https://chromodisorder.org/"},{"Account_Name__c":"Support Organization for Trisomy 18, 13, and Related Disorders","Website__c":"https://trisomy.org/"},{"Account_Name__c":"Trisomy 18 Foundation","Website__c":"https://www.trisomy18.org/"},{"Account_Name__c":"Hope For Trisomy","Website__c":"https://www.hopefortrisomy13and18.org/"},{"Account_Name__c":"The E. WE Foundation","Website__c":"https://theewefoundation.org/"}],"GARD_Disease_Tag__c":[{"Tag_Name__c":"Chromosomal Anomaly","Tag_Category__c":"Account;Cause","curated_tag_name":"Chromosome disorders"},{"Tag_Name__c":"Genetics","Tag_Category__c":"Cause;Disease Category;Specialist","category_description":"Genetic diseases affect the DNA, or genetic instructions, which directs how tissues, organs, and body systems function.","curated_tag_name":"Genetic diseases"},{"Tag_Name__c":"Ophthalmology","Tag_Category__c":"Specialist"},{"Tag_Name__c":"Nephrology","Tag_Category__c":"Account;Disease Category;Specialist","category_description":"Kidney diseases affect the kidneys' ability to remove waste and water from blood, create urine, or make certain hormones.","curated_tag_name":"Kidney diseases"},{"Tag_Name__c":"Gastroenterology","Tag_Category__c":"Disease Category;Specialist","category_description":"Gastrointestinal diseases, or digestive diseases, affect the esophagus, stomach, small intestine, large intestine, liver, gallbladder, or pancreas.","curated_tag_name":"Gastrointestinal diseases"},{"Tag_Name__c":"Congenital Abnormality","Tag_Category__c":"Disease Category","category_description":"Birth defects are structural changes present at birth that can affect almost any part of the body, including how the body looks, works, or both.","curated_tag_name":"Birth defects"},{"Tag_Name__c":"Anterior segment of Eye","Tag_Category__c":"Specialist","curated_tag_name":"Front part of eye disease"},{"Tag_Name__c":"Pediatrics","Tag_Category__c":"Specialist"}],"Age_At_Onset__c":[{"Age_At_Onset__c":"Neonatal","Provided_By__c":"ORPHA:3380"},{"Age_At_Onset__c":"Antenatal","Provided_By__c":"ORPHA:3380"}],"Diagnosis__c":[{"Type__c":"GTR","Curie__c":"MEDGEN:C0152096"}],"External_Identifier_Disease__c":[{"URL__c":"https://www.ncbi.nlm.nih.gov/mesh/C580500","Source__c":"MONDO:0018071","Xref__c":"C580500"},{"URL__c":"https://www.ebi.ac.uk/ols4/ontologies/doid/classes?obo_id=DOID%3A1085","Source__c":"MONDO:0018071","Xref__c":"DOID:1085"},{"URL__c":"https://www.orpha.net/en/disease/detail/3380","Source__c":"C4317091; MONDO:0018071; ORPHA:3380","Xref__c":"ORPHA:3380"},{"URL__c":"https://browser.ihtsdotools.org/?perspective=full&conceptId1=51500006","Source__c":"MONDO:0018071","Xref__c":"51500006"},{"URL__c":"https://www.ncbi.nlm.nih.gov/medgen/?term=1384417","Source__c":"C4317091","Xref__c":"MEDGEN:1384417"},{"URL__c":"https://uts.nlm.nih.gov/uts/umls/concept/C4317091","Source__c":"C4317091","Xref__c":"C4317091"},{"URL__c":"https://medlineplus.gov/genetics/condition/trisomy-18","Source__c":"GARD:0006321","Xref__c":"https://medlineplus.gov/genetics/condition/trisomy-18"},{"URL__c":"http://purl.obolibrary.org/obo/MONDO_0018071","Source__c":"GARD:0006321","Xref__c":"MONDO:0018071"},{"URL__c":"https://www.ncbi.nlm.nih.gov/mesh/C000073842","Source__c":"C4317091","Xref__c":"D000073842"},{"URL__c":"https://secure.ssa.gov/apps10/poms.nsf/lnx/0423022390","Xref__c":"423022390"}],"GARD_Disease_Feature__c":[{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"A hole between the two bottom chambers (ventricles) of the heart. The defect is centered around the most superior aspect of the ventricular septum.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001629","HPO_Synonym__c":"Hole in heart wall separating two lower heart chambers; Ventricular septal defects; Ventriculoseptal defect; VSD","HPO_Name__c":"Ventricular septal defect","Feature_System__c":"Cardiovascular System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"A delay in the achievement of motor or mental milestones in the domains of development of a child, including motor skills, speech and language, cognitive skills, and social and emotional skills. This term should only be used to describe children younger than five years of age.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001263","HPO_Synonym__c":"Delayed cognitive development; Delayed development; Delayed developmental milestones; Delayed intellectual development; Delayed milestones; Delayed psychomotor development; Developmental delay; Developmental delay in early childhood; Developmental delay, global; Developmental retardation; GDD; Lack of psychomotor development; Motor and developmental delay; Motormental retardation; Psychomotor delay; Psychomotor development deficiency; Psychomotor development failure; Psychomotor developmental delay; Retarded development; Retarded mental development; Retarded psychomotor development","HPO_Name__c":"Global developmental delay","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Absence or abnormal closure of the choana (the posterior nasal aperture). Most embryologists believe that posterior choanal atresia results from a failure of rupture between the 35th and 38th day of fetal life of the partition which separates the bucconasal or buccopharyngeal membranes. The resultant choanal atresia may be unilateral or bilateral, bony or membranous, complete or incomplete. In over 90 per cent of cases the obstruction is bony, while in the remainder it is membranous. The bony type of atresia is commonly located 1-2 mm. anterior to the posterior edge of the hard palate, and the osseous septum varies in thickness from 1 to 10 mm. In the membranous form of choanal atresia the obstruction usually occurs further posteriorly. In approximately one third of cases the atresia is bilateral.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000453","HPO_Synonym__c":"Blockage of the rear opening of the nasal cavity","HPO_Name__c":"Choanal atresia","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Incomplete closure of the embryonic neural tube, whereby some vertebral arches remain unfused and open. The mildest form is spina bifida occulta, followed by meningocele and meningomyelocele.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002414","HPO_Name__c":"Spina bifida","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A fixed reduction in the vertical distance between the upper and lower eyelids with short palpebral fissures.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000581","HPO_Synonym__c":"Decreased width of palpebral fissure; Narrow opening between the eyelids","HPO_Name__c":"Blepharophimosis","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Interpupillary distance more than 2 SD above the mean (alternatively, the appearance of an increased interpupillary distance or widely spaced eyes).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000316","HPO_Synonym__c":"Excessive orbital separation; Increased distance between eye sockets; Increased distance between eyes; Increased interpupillary distance; Ocular hypertelorism; Wide-set eyes; Widely spaced eyes; Widened interpupillary distance","HPO_Name__c":"Hypertelorism","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"An anomaly of the rib.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000772","HPO_Synonym__c":"Abnormality of the ribs; Rib abnormalities; Rib anomalies","HPO_Name__c":"Abnormal rib morphology","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A decreased rate of skeletal maturation. Delayed skeletal maturation can be diagnosed on the basis of an estimation of the bone age from radiographs of specific bones in the human body.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002750","HPO_Synonym__c":"Delayed bone age; Delayed bone age before puberty; Delayed bone maturation; Delayed skeletal development; Retarded bone age; Skeletal maturation retardation","HPO_Name__c":"Delayed skeletal maturation","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"The presence of a hernia of the diaphragm present at birth.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000776","HPO_Synonym__c":"Diaphragmatic hernia","HPO_Name__c":"Congenital diaphragmatic hernia","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Cleft palate is a developmental defect of the palate resulting from a failure of fusion of the palatine processes and manifesting as a separation of the roof of the mouth (soft and hard palate).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000175","HPO_Synonym__c":"Cleft hard and soft palate; Cleft of hard and soft palate; Cleft of palate; Cleft palate; Cleft roof of mouth; Palatoschisis; Uranostaphyloschisis","HPO_Name__c":"Cleft palate","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"A condition in which there is increased muscle tone so that arms or legs, for example, are stiff and difficult to move.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001276","HPO_Synonym__c":"Hypertonicity; Increased muscle tone","HPO_Name__c":"Hypertonia","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Head circumference below 2 standard deviations below the mean for age and sex.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000252","HPO_Synonym__c":"Abnormally small cranium; Abnormally small skull; Decreased circumference of cranium; Decreased size of cranium; Decreased size of skull; Reduced head circumference; small cranium; Small head circumference","HPO_Name__c":"Microcephaly","Feature_System__c":"Nervous System; Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Increased convexity of the occiput (posterior part of the skull).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000269","HPO_Synonym__c":"Prominent back of the skull; Prominent posterior cranium; Prominent posterior skull; Protruding occiput","HPO_Name__c":"Prominent occiput","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0100810","HPO_Synonym__c":"Elfin ear; Spock ear; Spock's ear; Vulcan ear","HPO_Name__c":"Pointed helix","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"An abnormality of the female internal genitalia.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000008","HPO_Synonym__c":"Abnormality of female internal genitalia","HPO_Name__c":"Abnormal morphology of female internal genitalia","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Any abnormality of the fontanelles (the regions covered by a thick membrane that normally ossify in the first two years of life) or the cranial sutures (the fibrous joints in which the articulating bones or cartilages of the skull are connected by sutural ligaments).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000235","HPO_Synonym__c":"Abnormality of the fontanelles or cranial sutures","HPO_Name__c":"Abnormal cranial suture/fontanelle morphology","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Severe distention of the kidney with dilation of the renal pelvis and calices.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000126","HPO_Name__c":"Hydronephrosis","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"A type of abnormal location of the ears in which the position of the ears is characterized by posterior rotation (the superior part of the ears is rotated towards the back of the head, and the inferior part of the ears towards the front).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000358","HPO_Synonym__c":"Ear, posterior angulation, increased; Ears rotated toward back of head; Posteriorly angulated ears; Posteriorly rotated; Posteriorly rotated auricles; Posteriorly-angulated ears; Posteriorly-rotated ears","HPO_Name__c":"Posteriorly rotated ears","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Congenital absence of the anus, i.e., the opening at the bottom end of the intestinal tract.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002023","HPO_Synonym__c":"Absent anus","HPO_Name__c":"Anal atresia","Feature_System__c":"Digestive System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0100790","HPO_Name__c":"Hernia","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Absence or underdevelopment of the corpus callosum.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0007370","HPO_Synonym__c":"Absent/hypoplastic corpus callosum; Agenesis/hypoplastic corpus callosum; Complete or partial absence of the corpus callosum; Hypoplasia or absence of the corpus callosum; Hypoplastic or absent corpus callosum","HPO_Name__c":"Aplasia/Hypoplasia of the corpus callosum","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Clefting (gap or groove) of the upper lip affecting the lateral portions of the upper lip rather than the midline/median region.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0100335","HPO_Synonym__c":"Non-midline cleft of the upper lip; Paramedian cleft of the upper lip","HPO_Name__c":"Non-midline cleft of the upper lip","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"An abnormality of the arm.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002817","HPO_Synonym__c":"Abnormality of the arm; Abnormality of the upper limb","HPO_Name__c":"Abnormality of the upper limb","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Any deviation from the normal pigmentation of the retina.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0007703","HPO_Synonym__c":"Abnormality of retinal pigment epithelium; Abnormality of retinal pigmentation; Abnormality of RPE; Retinal pigmentary anomaly","HPO_Name__c":"Abnormal retinal pigmentation","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Holoprosencephaly is a structural anomaly of the brain in which the developing forebrain fails to divide into two separate hemispheres and ventricles.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001360","HPO_Synonym__c":"Single brain ventricle","HPO_Name__c":"Holoprosencephaly","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Any structural anomaly of the heart and blood vessels.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0030680","HPO_Synonym__c":"Abnormality of cardiovascular system morphology; Cardiovascular malformations","HPO_Name__c":"Abnormal cardiovascular system morphology","Feature_System__c":"Cardiovascular System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A fold of skin starting above the medial aspect of the upper eyelid and arching downward to cover, pass in front of and lateral to the medial canthus.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000286","HPO_Synonym__c":"Epicanthal fold; Epicanthal folds; Epicanthic folds; Eye folds; Palpebronasal fold; Plica palpebronasalis; Prominent eye folds","HPO_Name__c":"Epicanthus","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"A height below that which is expected according to age and sex norms. Although there is no universally accepted definition of short stature, many refer to \\\"short stature\\\" as height more than 2 standard deviations below the mean for age and sex (or below the 3rd percentile for age and sex dependent norms).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0004322","HPO_Synonym__c":"Decreased body height; Height less than 3rd percentile; Short stature; Small stature; Stature below 3rd percentile","HPO_Name__c":"Short stature","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A developmental defect resulting in complete obliteration of the lumen of the esophagus such that the esophagus ends in a blind pouch rather than connecting to the stomach.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002032","HPO_Synonym__c":"Birth defect in which part of esophagus did not develop","HPO_Name__c":"Esophageal atresia","Feature_System__c":"Digestive System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"The distal interphalangeal joint and/or the proximal interphalangeal joint of the fingers cannot be extended to 180 degrees by either active or passive extension.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0100490","HPO_Synonym__c":"Camptodactyly of hands; Camptodactyly of proximal interphalangeal joint; Contractures of the proximal interphalangeal joints of the fingers; Flexion contractures of proximal interphalangeal joints; Permanent flexion of the finger; Proximal interphalangeal finger joint contractures","HPO_Name__c":"Camptodactyly of finger","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"An abnormality of skull shape characterized by a increased anterior-posterior diameter, i.e., an increased antero-posterior dimension of the skull. Cephalic index less than 76%. Alternatively, an apparently increased antero-posterior length of the head compared to width. Often due to premature closure of the sagittal suture.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000268","HPO_Synonym__c":"Long, narrow head; Tall and narrow skull","HPO_Name__c":"Dolichocephaly","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Chiari malformation consists of a downward displacement of the cerebellar tonsils and the medulla through the foramen magnum, sometimes causing hydrocephalus as a result of obstruction of CSF outflow.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002308","HPO_Synonym__c":"Arnold-Chiari malformation; Cerebellar tonsillar ectopia","HPO_Name__c":"Chiari malformation","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"A developmental anomaly characterized by abnormal smallness of one or both eyes.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000568","HPO_Synonym__c":"Abnormally small eyeball; Abnormally small globe of eye; Microphthalmos","HPO_Name__c":"Microphthalmia","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"An abnormality of the upper urinary tract.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0010935","HPO_Synonym__c":"Abnormality of the upper urinary tract","HPO_Name__c":"Abnormality of the upper urinary tract","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"A deficiency or slowing down of growth pre- and postnatally.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001510","HPO_Synonym__c":"Delayed growth; Growth deficiency; Growth delay; Growth failure; Growth retardation; Poor growth; Retarded growth","HPO_Name__c":"Growth delay","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"An abnormality of the leg.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002814","HPO_Synonym__c":"Abnormality of the leg; Abnormality of the lower limb; Lower limb deformities","HPO_Name__c":"Abnormality of the lower limb","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Testis in inguinal canal. That is, absence of one or both testes from the scrotum owing to failure of the testis or testes to descend through the inguinal canal to the scrotum.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000028","HPO_Synonym__c":"Cryptorchism; Undescended testes; Undescended testis","HPO_Name__c":"Cryptorchidism","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"An abnormal restriction of fetal growth with fetal weight below the tenth percentile for gestational age.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001511","HPO_Synonym__c":"Fetal growth restriction; FGR; In utero growth retardation; Intrauterine growth failure; Intrauterine growth restriction; Intrauterine growth retardation, IUGR; Intrauterine retardation; IUGR; Prenatal growth deficiency; Prenatal growth failure; Prenatal growth retardation; Prenatal onset growth retardation; Prenatal-onset growth retardation; Small for gestational age infant","HPO_Name__c":"Intrauterine growth retardation","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Deviated fingers is a term that should be used if one or more fingers of the hand are deviated from their normal position, either to the radial or ulnar side. A deviation of a finger can be caused by an abnormal form of one or more of the phalanges of the affected finger, or by a deviation or displacement of one or more phalanges.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0004097","HPO_Synonym__c":"Atypical position of finger; Deviated fingers; Finger pointing in a different direction than usual","HPO_Name__c":"Deviation of finger","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Severe weight loss, wasting of muscle, loss of appetite, and general debility related to a chronic disease.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0004326","HPO_Synonym__c":"Wasting syndrome","HPO_Name__c":"Cachexia","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Reduced side to side width of the pelvis.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0003275","HPO_Synonym__c":"Narrow pelvis bone","HPO_Name__c":"Narrow pelvis bone","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Atrial septal defect (ASD) is a congenital abnormality of the interatrial septum that enables blood flow between the left and right atria via the interatrial septum.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001631","HPO_Synonym__c":"An opening in the wall separating the top two chambers of the heart; ASD; Atria septal defect; Atrial septum defect; Atrioseptal defect; Defect in the atrial septum; Hole in heart wall separating two upper heart chambers","HPO_Name__c":"Atrial septal defect","Feature_System__c":"Cardiovascular System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"A midline anterior incomplete closure of the abdominal wall in which there is herniation of the abdominal viscera into the base of the abdominal cord.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001539","HPO_Synonym__c":"Exomphalos; Omphalocoele","HPO_Name__c":"Omphalocele","Feature_System__c":"Musculoskeletal System; Digestive System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"A cataract is an opacity or clouding that develops in the crystalline lens of the eye or in its capsule.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000518","HPO_Synonym__c":"Cataracts; Clouding of the lens of the eye; Cloudy lens; Lens opacities; Lens opacity","HPO_Name__c":"Cataract","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"A coloboma of the iris.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000612","HPO_Synonym__c":"Cat eye; Coloboma of iris; Coloboma of the iris; Keyhole iris","HPO_Name__c":"Iris coloboma","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"An abnormality of the hip bone.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0003272","HPO_Synonym__c":"Abnormality of the hip bone; Abnormality of the hips","HPO_Name__c":"Abnormal hip bone morphology","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Anencephaly is a developmental anomaly characterized by a fetus that has no calvarium, with a lack of most or all of the fetus' brain tissue. Anencephaly belongs to a collective group known as neural tube defects (NTD) and is a result of the neural tube failing to close in its rostral end during fetal development.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002323","HPO_Synonym__c":"Embryonic anencephaly; Fetal anencephaly","HPO_Name__c":"Anencephaly","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Abnormal cognition is characterized by deficits in thinking, reasoning, or remembering.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0100543","HPO_Synonym__c":"Abnormality of cognition; Cognitive abnormality; Cognitive defects; Cognitive deficits; Cognitive impairment; Intellectual impairment","HPO_Name__c":"Cognitive impairment","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"The distal and proximal transverse palmar creases are merged into a single transverse palmar crease on both hands.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0007598","HPO_Name__c":"Bilateral single transverse palmar creases","Feature_System__c":"Skin System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Hypotonia is an abnormally low muscle tone (the amount of tension or resistance to movement in a muscle). Even when relaxed, muscles have a continuous and passive partial contraction which provides some resistance to passive stretching. Hypotonia thus manifests as diminished resistance to passive stretching. Hypotonia is not the same as muscle weakness, although the two conditions can co-exist.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001252","HPO_Synonym__c":"Low muscle tone; Low or weak muscle tone; Muscle hypotonia; Muscular hypotonia","HPO_Name__c":"Hypotonia","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"A form of developmental hypoplasia of the mandible in which the mandible is mislocalised posteriorly.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000308","HPO_Synonym__c":"Retromicrognathia; Small retruded chin","HPO_Name__c":"Microretrognathia","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Facial contour, as viewed from the front, triangular in shape, with breadth at the temples and tapering to a narrow chin.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000325","HPO_Synonym__c":"Face with broad temples and narrow chin; Inverted triangular face; Triangular face; Triangular facial shape; Triangular facies","HPO_Name__c":"Triangular face","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Width of the palate more than 2 SD below the mean (objective) or apparently decreased palatal width (subjective).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000189","HPO_Synonym__c":"Decreased palatal width; Decreased transverse dimension of palate; Narrow palate; Narrow roof of mouth","HPO_Name__c":"Narrow palate","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"An abnormality of skull shape characterized by a decreased anterior-posterior diameter. That is, a cephalic index greater than 81%. Alternatively, an apparently shortened anteroposterior dimension (length) of the head compared to width.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000248","HPO_Synonym__c":"Short and broad skull","HPO_Name__c":"Brachycephaly","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A finger resting on the dorsal surface of an adjacent digit when the hand is at rest.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0010557","HPO_Name__c":"Overlapping fingers","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"The presence of excess amniotic fluid in the uterus during pregnancy.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001561","HPO_Synonym__c":"High levels of amniotic fluid; Hydramnios","HPO_Name__c":"Polyhydramnios","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"A small/hypoplastic or absent/aplastic radius.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0006501","HPO_Synonym__c":"Absence or underdevelopment of the radius bone of the arm; Absent/small radius; Absent/underdeveloped radius; Radial aplasia/hypoplasia","HPO_Name__c":"Aplasia/Hypoplasia of the radius","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"An abnormal hand posture in which the hands are clenched to fists. All digits held completely flexed at the metacarpophalangeal and interphalangeal joints. In prenatal sonography of the fetal clenched hand, the index finger overlaps a clenched fist formed by the other digits. The proximal interphalangeal articulation of the index finger is flexed and ulnarly deviated, and the thumb is adducted.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001188","HPO_Synonym__c":"Clenched hand; Clenched hands; Fisted hand; Fisting; Hand clenching; Hands fisted; Hands tightly fisted; Thumb clasp","HPO_Name__c":"Hand clenching","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A nail that is diminished in length and width, i.e., underdeveloped nail.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001792","HPO_Synonym__c":"Hypoplastic nail; Hypoplastic nails; Nail hypoplasia; Small nail; Small nails","HPO_Name__c":"Small nail","Feature_System__c":"Skin System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A condition in which the stomach contents leak backwards from the stomach into the esophagus through the lower esophageal sphincter.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002020","HPO_Synonym__c":"Acid reflux; Acid reflux disease; Gastro-esophageal reflux; Gastroesophageal reflux disease; GERD; GORD; Heartburn","HPO_Name__c":"Gastroesophageal reflux","Feature_System__c":"Digestive System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A seizure is an intermittent abnormality of nervous system physiology characterized by a transient occurrence of signs and/or symptoms due to abnormal excessive or synchronous neuronal activity in the brain.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001250","HPO_Synonym__c":"Epileptic seizure; Seizures","HPO_Name__c":"Seizure","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A connection of the right and left kidney by an isthmus of functioning renal parenchyma or fibrous tissue that crosses the midline.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000085","HPO_Synonym__c":"Horseshoe kidney; Horseshoe kidneys","HPO_Name__c":"Horseshoe kidney","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Apnea resulting from depression of the respiratory centers in the medulla oblongata. There is a lack of respiratory effort rather than obstruction of airflow.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002871","HPO_Synonym__c":"Central apnoea","HPO_Name__c":"Central apnea","Feature_System__c":"Respiratory system","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"A reduction of corneal clarity.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0007957","HPO_Synonym__c":"Corneal clouding; Corneal opacities; Reduction of corneal clarity; Scarring or clouding of the cornea of the eye","HPO_Name__c":"Corneal opacity","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Impaired feeding performance of an infant as manifested by difficulties such as weak and ineffective sucking, brief bursts of sucking, and falling asleep during sucking. There may be difficulties with chewing or maintaining attention.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0008872","HPO_Name__c":"Feeding difficulties in infancy","Feature_System__c":"Digestive System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Pyloric stenosis, also known as infantile hypertrophic pyloric stenosis, is an uncommon condition in infants characterized by abnormal thickening of the pylorus muscles in the stomach leading to gastric outlet obstruction. Clinically infants are well at birth. Then, at 3 to 6 weeks of age, the infants present with projectile vomiting, potentially leading to dehydration and weight loss.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002021","HPO_Synonym__c":"Infantile hypertrophic pyloric stenosis; Pylorus stenosis","HPO_Name__c":"Pyloric stenosis","Feature_System__c":"Digestive System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Decreased inferosuperior length of the sternum.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000879","HPO_Synonym__c":"Short sternum","HPO_Name__c":"Short sternum","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Nuchal translucency is the sonographic appearance of subcutaneous accumulation of liquid in the back of the fetal neck in the first trimester of pregnancy (11-14 gestational weeks of pregnancy).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0010880","HPO_Name__c":"Increased nuchal translucency","HPO_Feature_Type__c":"Imaging_Ultrasound_Fetal"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Severe intellectual disability (ID) is defined as a type of ID characterized by severely sub-average adaptive functioning and intellectual functioning, with an intelligence quotient (IQ) the range of 20-34.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0010864","HPO_Synonym__c":"Early and severe mental retardation; Intellectual disability, severe; Mental retardation, severe; Severe mental retardation","HPO_Name__c":"Severe intellectual disability","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Single umbilical artery (SUA) is the absence of one of the two umbilical arteries surrounding the fetal bladder and in the fetal umbilical cord.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001195","HPO_Synonym__c":"2 vessel cord; 2 vessel umbilical cord; Only one artery in umbilical cord instead of two; SUA; Two vessel cord; Two vessel umbilical cord; Two-vessel cord","HPO_Name__c":"Single umbilical artery","Feature_System__c":"Cardiovascular System","HPO_Feature_Type__c":"Imaging_Ultrasound_Fetal; Imaging_Echocardiogram"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Underdevelopment of the nasal bone.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0004646","HPO_Synonym__c":"Decreased size of nasal bone; Deficiency of nasal bone; Nasal bone hypoplasia; Underdevelopment of nasal bone","HPO_Name__c":"Hypoplasia of the nasal bone","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Talipes equinovarus (also called clubfoot) typically has four main components: inversion and adduction of the forefoot; inversion of the heel and hindfoot; equinus (limitation of extension) of the ankle and subtalar joint; and internal rotation of the leg.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001762","HPO_Synonym__c":"Club feet; Club foot; Clubbing of feet; Clubfeet; Clubfoot; Equinovarus; Foot, talipes equinovarus; Pes equinovarus; Pes equinus","HPO_Name__c":"Talipes equinovarus","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A cyst occurring within the choroid plexus within a cerebral ventricle.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002190","HPO_Name__c":"Choroid plexus cyst","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:3380","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Cerebellar hypoplasia is a descriptive term implying a cerebellum with a reduced volume, but a normal shape and is stable over time.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001321","HPO_Synonym__c":"Congenital cerebellar hypoplasia; Hypoplasia of cerebellum; Hypoplastic cerebellum; Small cerebellum; Underdeveloped cerebellum","HPO_Name__c":"Cerebellar hypoplasia","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}}],"tags":{"Account":["Chromosomal Anomaly","Nephrology"],"Cause":["Chromosomal Anomaly","Genetics"],"Disease Category":["Genetics","Nephrology","Gastroenterology","Congenital Abnormality"],"Specialist":["Genetics","Ophthalmology","Nephrology","Gastroenterology","Anterior segment of Eye","Pediatrics"]},"synonyms":["chromosome 18 duplication"," complete trisomy 18 syndrome"," e3 trisomy"," edwards syndrome"," trisomy type 18"]}